英语释义

1. pulse length modulation

片语

pulse-width modulation amplifier脉宽调制放大器

PWM Pulse-width modulation脉宽调制

differential pulse-width modulation差动脉宽调制

Pulse-width modulation technique脉快调制技术

pulse interval width modulation脉沖间隔宽度调制

digital Pulse-Width Modulation数字式脉宽调制

sinusoidal pulse-width modulation正弦脉宽调制

pulse e width modulation脉沖间掉制

pulse-width modulation sequence脉宽调制序列

pulse modulation脉沖调制；脉沖灯

英汉例句

• pulse width modulation is also exploited in sound synthesis, especially subtractive synthesis, as the process gives a chorus effect or that of slightly detuned oscillators played together.

  脉宽调制也是利用声音合成，尤其是减法合成，随着这一进程提供了合唱效果还是略失谐振蕩器共同出战。

• the led system shall be digitally driven using high-speed pulse width modulation (pwm).

  led系统应采用高速脉宽调制（pwm）数字式地驱动。

• in other words, pulse width modulation is a modulation technique for generating variable width pulses to represent the amplitude of an input analog signal or wave.

  或者换句话说，脉宽调制是一种调制技术，为发电可变脉沖宽度为代表的幅值输入模拟信号或波。

• the pulse width modulation character of voltage drive -type pulse width modulator tl494 is introduced. the applicable situation of tl494 in semi -bridge alternate switch power is also analyzed.

  介绍了电压驱动型脉宽调制器件tl494的脉宽调制特性，并对其在半桥变换开关电源中的应用情况做了分析。

• the three-phase inverters with the conventional space-vector pulse width modulation (svpwm)have fast dynamic response, but it is complex to be implemented and needs highly speed microprocessor.

  基于传统空间矢量脉宽调制（svpwm）控制的三相逆变器能够获得快速的动态响应，但实现复杂，需要高速微处理器。

• in order to explore the control rule of micro air vehicle (mav), a special system based on pulse width modulation signals for flight data measurement and flight control was designed.

  为探索微型飞行器的飞行控制规律，基于脉宽调制信号设计了一种专用的微型机载数据采集和输出控制系统。

• pulse width modulation is widely used in voltage regulators.

  脉宽调制技术是广泛应用于稳压器。

• it also includes, hall element inputs, a sequencer for commutation control, fixed off time pulse width modulation (pwm) current control and locked rotor protection.

  它还包括霍尔元件输入、整流控制定序器、固定停机时间脉沖宽度调制（pwm）电流控制以及锁定转子保护。

• the system adopts sinusoidal permanent-magnet synchro motor. control policy mainly applies spatial vector pulse width modulation algorithm.

  系统选用正弦交流永磁同步电机，控制策略主要采用空间矢量脉宽调制算法。

• a symbol synchronization method for digital communication is proposed, and it is a indirectly inserted pilot frequency based on pulse width modulation (pwm).

  提出了一种用于数字通信的位同步方法，它是基于脉宽调制技术的间接插入导频法。

• position control of d. c. motors has been done by means of pulse width modulation .

  直流电机位置用脉沖宽度调制法控制。

• this paper is a continuation of 「application of pulse width modulation in radio transmission and magnetic recording」.

  本文是「脉宽调制方式在生理途测和磁带记录上的应用」一文的续篇。

• in this paper, a kind of sensor with constant power pulse width modulation and force balance is described and analysed theoretically.

  本文设计了一种恒功率脉沖调宽式力平衡式传感器，并从理论上对它作了分析。

• this system senses the amount of rainfall by the infrared rain sensor, and adjusts the speed of wiper based on the fuzzy control algorithm and pulse width modulation technology.

  该系统通过红外雨量传感器检测雨量大小，使用模糊控制算法和脉宽调制技术调节雨刷器的速度；给出了系统的总体结构和具体设计方法。

• a novel random pulse width modulation technique based on small switch losses is proposed.

  提出了一种基于最小开关损耗的随机脉宽调制技术。

• pulse width modulation device is a circuit which can produce square wave signal with fixed period and adjustable pulse duration ratio (pulse width).

  脉宽调制器是一种能够产生周期固定而占空比（脉宽）可调的方波信号的电路。

• an architecture of pulse width modulation chip is proposed, which is suitable for high current, high efficency, high precision and programmable switching regulator on pc mainboard.

  提出了一种适用于计算机主板的大电流、高效率、高精度、可编程开关电源脉宽调制芯片的结构。

• the theory of space vector pulse width modulation (svpwm) is discussed in detail.

  对空间矢量脉宽调制（svpwm）的理论进行了较详细的讨论。